<template>
<div class="wrapper">
  <swiper :options="swiperOption" v-if="showSwiper">
    <swiper-slide v-for="(item,index) in list" :key="item.id">
      <img class="swiper-img" :src="item.imgUrl" alt="">
    </swiper-slide>
    <div class="swiper-pagination"  slot="pagination"></div>
  </swiper>
</div>
</template>

<script>
    export default {
        name: "HomeSwiper",
      props:{
          list:Array
      },
      data (){
          return{
            swiperOption:{
              pagination:'.swiper-pagination',
              loop:true,
              autoplay:{
                delay:3000
              }
             }
          }
      },
      computed:{
          showSwiper(){
            return this.list.length
          }
      }
    }
</script>

<style lang="stylus" scoped>
  .wrapper >>> .swiper-pagination-bullet-active
    background: red
  .wrapper
    width: 100%
    overflow: hidden
    height: 0
    padding-bottom: 31.25%
    background: #eee
    .swiper-img
      width: 100%
</style>
